"It is characteristic of capitalism in general that the ownership of capital is separated from the application of capital to production, that money capital is separated from industrial or productive capital, and that the rentier who lives entirely on income obtained from money capital, is separated from the entrepreneur and from all who are directly concerned in the management of capital."
Also if someone could eli5 finance capital, that would be helpful. ADHD brain makes it hard to read theory
That the people who control the money (bankers and banks and financial manager who are mostly paid in salary) don't own the money they invest.